package com.zhike;

import java.util.HashMap;
import java.util.Scanner;

/**
 * @Author: zhike
 * @CreateTime: 2024/4/24
 * @Description:
 */
public class test01 {
    public static void main(String[] args) {
        HashMap hashMap = new HashMap();
        hashMap.put("a","1");
        hashMap.put("b","2");
        System.out.println(hashMap);
    }


}


